Seudónimo Seudónimo
  • 12-07-2014
  • Mathematics
contestada

what value of a makes the equation true? 9a+2=4a-18

Respuesta :

mariamikayla
mariamikayla mariamikayla
  • 12-07-2014
[tex]9a+2=4a-18 \\9a-4a= -18-2 \\ 5a= -20 |:5 \\a= -4[/tex]
Answer Link
Аноним Аноним
  • 12-07-2014
[tex]9a+2=4a-18\ \ \ \ /-2\\\\9a=4a-20\ \ \ \ /-4a\\\\5a=-20\ \ \ \ /:5\\\\a=-4[/tex]
Answer Link

Otras preguntas

what goal of the constitution was also a goal of the Magna Carta?
what goal of the constitution was also a goal of the Magna Carta?
what goal of the constitution was also a goal of the Magna Carta?
what goal of the constitution was also a goal of the Magna Carta?
what goal of the constitution was also a goal of the Magna Carta?
what goal of the constitution was also a goal of the Magna Carta?
what goal of the constitution was also a goal of the Magna Carta?
what goal of the constitution was also a goal of the Magna Carta?
what goal of the constitution was also a goal of the Magna Carta?
what goal of the constitution was also a goal of the Magna Carta?